Telnet.py: Add missing shutdown()
Telnet.py: Add missing shutdown()



Telnet connections might be left open. Detected with Ubuntu 14.04 and is most likely valid for other distributions as well.

Cannot provide test case for this at the moment.
jaloren/robotframework,alexandrul-ci/robotframework,alexandrul-ci/robotframework,joongh/robotframework,jaloren/robotframework,HelioGuilherme66/robotframework,joongh/robotframework,jaloren/robotframework,joongh/robotframework,jaloren/robotframework,HelioGuilherme66/robotframework,joongh/robotframework,HelioGuilherme66/robotframework,robotframework/robotframework,alexandrul-ci/robotframework,alexandrul-ci/robotframework,robotframework/robotframework,alexandrul-ci/robotframework,joongh/robotframework,robotframework/robotframework,jaloren/robotframework